Base | Representation |
---|---|
bin | 1101100101001… |
… | …1100111000000 |
3 | 10222012011001212 |
4 | 3121103213000 |
5 | 104040344233 |
6 | 5352545252 |
7 | 1261125242 |
oct | 331234700 |
9 | 128164055 |
10 | 56965568 |
11 | 2a179090 |
12 | 170b2228 |
13 | ba56a4a |
14 | 77cc092 |
15 | 5003a48 |
hex | 36539c0 |
56965568 has 28 divisors (see below), whose sum is σ = 123319032. Its totient is φ = 25893120.
The previous prime is 56965567. The next prime is 56965577. The reversal of 56965568 is 86556965.
It is a congruent number.
It is not an unprimeable number, because it can be changed into a prime (56965561) by changing a digit.
It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 39755 + ... + 41162.
Almost surely, 256965568 is an apocalyptic number.
It is an amenable number.
56965568 is an abundant number, since it is smaller than the sum of its proper divisors (66353464).
It is a pseudoperfect number, because it is the sum of a subset of its proper divisors.
56965568 is a wasteful number, since it uses less digits than its factorization.
56965568 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 80940 (or 80930 counting only the distinct ones).
The product of its digits is 1944000, while the sum is 50.
The square root of 56965568 is about 7547.5537758932. The cubic root of 56965568 is about 384.7726053604.
The spelling of 56965568 in words is "fifty-six million, nine hundred sixty-five thousand, five hundred sixty-eight".
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